Suzuki DF 25 Service Manual page 112

6-4 RECOIL STARTER
5. Remove the recoil spring 9.
NOTE:
Do not remove recoil spring unless replacement is necessary.
It should be visually inspected in its assembled position.
6. Remove NSI cable 0 from the recoil case A. Take off the
reel stopper spring B and the reel stopper C.